code: def get_simple_metrics(name):
      def func(result_dict):
          return get_sum(name, result_dict)
  
      return func
  
file_path: gluon-cv/scripts/tracking/smot/helper.py
imports: import motmetrics
  import numpy
  import os
  import sys
label_desc: Use image node_id 3 for calling a global function with example usage: get_simple_metrics(name) and returns: func, get_sum